How to Round Numbers to Significant Figures (2026/27 exams)

⭐️ Check out our website https://www.cognito.org/ ⭐️ ** WHAT'S COVERED ** 1. Identifying significant figures in numbers. 2. How to round numbers to a specific number of significant figures. Identifying the digit to round (the 'last digit'). Using the next digit (the 'decider'). 3. The potential ambiguity of trailing zeros in integers. ** EXAM BOARD INFO ** Suitable for courses across the world, including all KS3 and GCSE courses in the UK. ** CHAPTERS ** 0:00 Introduction 0:12 What Are Significant Figures? 1:02 Counting Significant Figures 1:50 The Rounding Process & Example 1: Rounding an Integer 3:14 Example 2: Rounding a Decimal 4:08 Ambiguity with Trailing Zeros ** PLAYLISTS **    • GCSE Maths (9-1)      • GCSE Biology (9-1)      • GCSE Chemistry (9-1)      • GCSE Physics (9-1)      • A-Level Biology   #GCSE #KS3 #Maths #study #revision #school #exam #AQA #OCR #Edexcel #IGCSE #IB #AP